Individual Calculations April 2009
 Bitalzadeh, Mahsa  Total change: 4.50  Rating chartPersonal card
 25e open international de Cappelle Cappelle la Grande FRA 2009-02-28
RcRownchangeKK*chgGame
 1993 1789 2.00 7 0.18 25 4.50 
  Zatulovskaya, Tatiana wg2060 ISR0.001-0.1725-4.25 
  Devos, Herve 1897 FRA0.001-0.3525-8.75 
  Rouffignac, Tanguy 1659 FRA1.0010.32258.00 
  Chardin, Thierry 2115 FRA0.001-0.1325-3.25 
  Labadie, Jean-Jacques 2044 FRA0.5010.31257.75 
  Dragomirescu, Angela wm2139 ROU0.001-0.1125-2.75 
  Gorse, Gerard 2036 FRA0.5010.31257.75 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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